Never do I argue with a man with a desire to hear him say what is wrong, or to expose him and win victory over him. Whenever I face an opponent in debate I silently pray - O Lord, help him so that truth may flow from his heart and on his tongue, and so that if truth is on my side, he may follow me; and if truth be on his side, I may follow him.
Men pay most attention to what is their own: they care less for what is common; or, at any rate, they care for it only to the extent to which each is individually concerned.
It is so wonderful to our neurologists that a man can see without his eyes, that it does not occur to them that is just as wonderful that he should see with them; and that is ever the difference between the wise and the unwise: the latter wonders at what is unusual, the wise man wonders at the usual.
Verily the kindness that gazes upon itself in a mirror turns to stone, and a good deed that calls itself by tender names becomes the parent to a curse.