Whenever a new discovery is reported to the world, they say first, It is probably not true, Then after, when the truth of the new proposition has been demonstrated beyond question, they say, Yes, it may be true, but it is not important. Finally, when sufficient time has elapsed to fully evidence its importance, they say, Yes, surely it is important, but it is no longer new.

We cannot fail in following nature.

Those who make a practice of comparing human actions are never so perplexed as when they try to see them as a whole and in the same light; for they commonly contradict each other so strangely that it seems impossible that they have come from the same shop.

The good opinion of the vulgar is injurious.

To begin depriving death of its greatest advantage over us, let us adopt a way clean contrary to that common one; let us deprive death of its strangeness, let us frequent it, let us get used to it; let us have nothing more often in mind than death... We do not know where death awaits us: so let us wait for it everywhere." "To practice death is to practice freedom. A man who has learned how to die has unlearned how to be a slave.

I leaf through books, I do not study them. What I retain of them is something I no longer recognize as anyone else's.

Whenever a new finding is reported to the world people say - It is probably not true. Later on, when the reliability of a new finding has been fully confirmed, people say - OK, it may be true but it has no real significance. At last, when even the significance of the finding is obvious to everybody, people say - Well, it might have some significance, but the idea is not new.