"In politics, yesterday's lie is attacked only to flatter today's." — Jean Rostand

There are certain moments when we might wish the future were built by men of the past.

It is sometimes important for science to know how to forget the things she is surest of.

The least one can say of power is that a vocation for it is suspicious.

The ideal, without doubt, varies, but its enemies, alas, are always the same.