There are moments when very little truth would be enough to shape opinion. One might be hated at extremely low cost.

A man is not old as long as he is seeking something.

I don't judge a regime by the damning criticism of the opposition, but by the ingenuous praise of the partisan.

Science had better not free the minds of men too much, before it has tamed their instincts.

In order to remain true to oneself one ought to renounce one's party three times a day.

A few great minds are enough to endow humanity with monstrous power, but a few great hearts are not enough to make us worthy of using it.

What makes our opponents useful is that they allow us to believe that without them we would be able to realize our goals.