Take the humbug out of this world, and you haven't much left to do business with.

There is no greater evidence of superior intelligence than to be surprised at nothing.

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

The man who has never been tempted doesn't know how dishonest he is.

Zoroaster said, when in doubt abstain; but this does not always apply. At cards, when in doubt take the trick.

We are ap tu hate them, who wont take our advice, and despise them who do.

Half of the troubles of this life can be traced to saying yes too quickly and not saying no soon enough.