I am worn out by the insults and vexations that this work brings down on us.

In England it was enough that Newton was the greatest mathematican of his century; in France he would have been expected to be agreeable too.

A philosopher is a fool who torments himself while he is alive, to be talked of after he is dead.

I am worn out by the insults and vexations that this work brings down on us.

Push on and faith will catch up with you.

To someone who could grasp the Universe from a unified standpoint the entire creation would appear as a unique truth and necessity.

There are only two kinds of certain knowledge: Awareness of our own existence and the truths of mathematics.