I believe war is the inevitable fruit of our economic system.

The highest result of education is tolerance.

Often we look so long at the closed door that we do not see the one that has been opened for us.

I do not want the peace which passeth understanding, I want the understanding which bringeth peace.

Our worst foes are not belligerent circumstances, but wavering spirits.

To keep our faces toward chance and behave like free spirits in the presence of fate is strength undefeatable.

The bulk of the world's knowledge is an imaginary construction.