Alwaysforgive your enemies. Nothing annoys them so much.

A merefriend will agree with you, but a real friend will argue.

Failureto prepare is preparing to fail.

There's no point in arguing with partisan supporters. Their views are their identity.Nothing you can tell the most phlegmatic follower.

Knowledge leads to unity, ignorance to diversity.

By tryingoften, the monkey learns to jump from the tree.

A man's real life is that accorded to him in the thoughtd other man by reason of respect or natural love.

There isno squabbling so violent as that between people who accepted an ideayesterday and those who will accept the same idea tomorrow.

Never[enter] into dispute or argument with another. I never yet saw an instance ofone of two disputants convincing the other by argument. I have seen many ontheir getting warm, becoming rude and shooting one another.

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

Quite often good things have hurtful consequnces. There are instances of men who have been ruined by their money or killed by their courage.

What matter is not to add years to your life but to add life to your years.