Any momentary triumph you think you have gained through argument is really a Pyrrhic victory: The resentment and ill will you stir up is stronger and lasts longer than any momentary change of opinion.
greene, robert. The 48 Laws of Power.
It is much more powerful to get others to agree with you through your actions, without saying a word. Demonstrate, do not explicate.
greene, robert. The 48 Laws of Power.
… you must learn to judge your moves by their long-term effects on other people.
GREENE, ROBERT. THE 48 LAWS OF POWER.