Most men had rather say a smart thing than do a good one. John P. Kotter, Leading Change.

Most people when they come to you for advice, come to have their own opinions strengthened, not corrected.

Every man should know something of law; if he knows enough to keep out of it, he is a pretty good lawyer.

The great art of writing is knowing when to stop.

The highest philosophers, in explaining the mystery of this world, are obliged to call in the aid of another.

If a man is right, he can't be too radical; if he is wrong, he can't be too conservative.

Common sense is instinct, and enough of it is genius.