White lies: psychology, ethics and mental health
Written by: Therapy Near Me Editorial Team Clinically reviewed by: qualified members of the Therapy Near Me clinical team Last updated: 30/11/2025 This article is intended as general information only and does not replace personalised medical or mental health advice. Learn more about our Editorial Policy. “White lies” are prosocial deceptions told to spare feelings or preserve harmony. Studies show they can smooth brief encounters and sometimes increase perceived kindness and trust when recipients recognise benevolent intent (Erat & Gneezy, 2012; Levine & Schweitzer, 2014). Overuse—especially when motives drift toward self‑protection—undermines credibility, adds cognitive load and can fuel anxiety or relational distance (Vrij, 2008; Bok, 1978). The durable alternative is kind candour: truthful messages, delivered with permission, tact and care. What is a “white lie”? A clear definition White lies sit within two influential theories: Politeness Theory explains how people manage face and social harmony (Brown & Levinson, 1987), while Truth‑Default Theory notes we generally assume honesty unless specific triggers spark suspicion (Levine, 2014). How common are white lies? Lying in daily life is unevenly distributed. Most people tell few lies; a small minority tells many (DePaulo et al., 1996; Serota, Levine & Boster, 2010). Many are low‑stakes, prosocial utterances. Still, patterns matter for reputation and self‑concept over time. Why we tell them (motives and contexts) Benefits and costs (evidence in brief) Short‑term upsides Long‑term downsides In close relationships Evidence snapshot: Prosocial deception can be interpreted as kindness, yet relationship quality correlates more with responsiveness and openness over time (Levine & Schweitzer, 2014; McCornack, 1992). Parenting & teens Work & healthcare Mental health impacts The kind‑candour toolkit (practical scripts) Ask permission: “Can I share a frank thought that might help?”State intent: “I care about you and want to be fair.”Describe, don’t label: “When X happens, Y result follows; here’s my request…”Offer choice: “Do you want ideas or just a listener?”Decline cleanly: “I’m not able to this week. I could Tuesday, or I can suggest someone else.”Praise truth‑telling: reinforce honesty in yourself and others; repair faster when people feel safe to admit errors. A quick decision tree If you’ve told a white lie and regret it: repair steps FAQs Are white lies ever ethical?Possibly—when stakes are low, intent is other‑focused, and no meaningful decision depends on the detail (Erat & Gneezy, 2012). Is omission a lie?If a reasonable person would rely on the missing information, omission misleads. Should I confess every small fib?Disclose when it affects ongoing choices or risks discovery that could breach trust. For truly trivial, closed issues, invest in future transparency instead. How do I stop white‑lie habits?Practise micro‑honesty (“I need ten minutes”), strengthen tolerance for discomfort, and use the kind‑candour scripts. CBT/ACT can help shift avoidance (Hofmann et al., 2012; A‑Tjak et al., 2015). How TherapyNearMe.com.au can help References A‑Tjak, J.G.L., Davis, M.L., Morina, N., Powers, M.B., Smits, J.A.J. & Emmelkamp, P.M.G. (2015) ‘A meta‑analysis of the efficacy of Acceptance and Commitment Therapy (ACT) for anxiety and depression’, Journal of Affective Disorders, 185, pp. 13–22. Baile, W.F., Buckman, R., Lenzi, R., Glober, G., Beale, E.A. & Kudelka, A.P. (2000) ‘SPIKES—A six‑step protocol for delivering bad news: Application to the patient with cancer’, The Oncologist, 5(4), pp. 302–311. Beauchamp, T.L. & Childress, J.F. (2019) Principles of Biomedical Ethics (8th ed.). New York: Oxford University Press. Bok, S. (1978) Lying: Moral Choice in Public and Private Life. New York: Pantheon. Bond, C.F. Jr. & DePaulo, B.M. (2006) ‘Accuracy of deception judgments’, Personality and Social Psychology Review, 10(3), pp. 214–234. Brown, P. & Levinson, S.C. (1987) Politeness: Some Universals in Language Usage. Cambridge: Cambridge University Press. DePaulo, B.M., Kashy, D.A., Kirkendol, S.E., Wyer, M.M. & Epstein, J.A. (1996) ‘Lying in everyday life’, Journal of Personality and Social Psychology, 70(5), pp. 979–995. Erat, S. & Gneezy, U. (2012) ‘White lies’, Management Science, 58(4), pp. 723–733. Fu, G., Xu, F., Cameron, C.A., Heyman, G.D. & Lee, K. (2007) ‘Cross‑cultural differences in children’s choices, evaluations, and justifications of lies and truths’, Developmental Psychology, 43(6), pp. 1365–1378. Hofmann, S.G., Asnaani, A., Vonk, I.J.J., Sawyer, A.T. & Fang, A. (2012) ‘The efficacy of cognitive behavioral therapy: A review of meta‑analyses’, Cognitive Therapy and Research, 36(5), pp. 427–440. Levine, T.R. (2014) ‘Truth‑Default Theory (TDT): A theory of human deception and deception detection’, Journal of Language and Social Psychology, 33(4), pp. 378–392. Levine, E.E. & Schweitzer, M.E. (2014) ‘Prosocial lies: When deception is morally acceptable’, Organizational Behavior and Human Decision Processes, 123(2), pp. 95–109. McCornack, S.A. (1992) ‘Information manipulation theory’, Communication Monographs, 59(1), pp. 1–16. Serota, K.B., Levine, T.R. & Boster, F.J. (2010) ‘The prevalence of lying in America: Three studies of self‑reported lies’, Human Communication Research, 36(1), pp. 2–25. Talwar, V. & Lee, K. (2002) ‘Development of lying to conceal a transgression: Children’s control of expressive behaviour during deceptive statements’, International Journal of Behavioral Development, 26(5), pp. 436–444. Vrij, A. (2008) Detecting Lies and Deceit: Pitfalls and Opportunities (2nd ed.). Chichester: Wiley. Educational only; not a substitute for personalised advice. For Telehealth bookings with a registered psychologist, visit TherapyNearMe.com.au or call 1800 NEAR ME.
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