Onlywhen all contribute their firewood can they build up a strong fire.

We own almostall our knowledge not to those who have agreed but to those who havediffered.

The greatest intelligence is precisely the one that suffers most from its own limitations.

Whenconflict becomes a win-lose contest in our minds, we immediately try to win.

Ability is poor men's wealth

Listening,not imitation, may be the sincerest form of flattery.

Folly is perennial and yet the human race has survived

I hold it to be a proof of great prudence for men toabstain from threats and insulting words toward an enemy, for neither ...diminishes the strength of the enemy; but the one makes him more cautious,and the other increases his hatred of you and makes him

The power to do good is also the power to do harm.

Whenour knowing exceeds our sensing, we will no longer be deceived by theillusions of our senses.

When work is pleasure, life is joy.

Our errors are steps on the way.