We do not comprehend everything, but we insult nothing.

The truth of an upright man must be accepted on his own terms. Moreover, since natures vary, we must agree that all the beauties of human excellence may be fostered by faiths that we do not share.

Where the telescope ends the microscope begins, and which has the wider vision?

I love all men who think, even those who think otherwise than myself.

The guilty one is not he who commits the sin, but he who causes the darkness.

Thought is the work of the intellect, reverie is its self-indulgence. To substitute day-dreaming for thought is to confuse a poison with a source of nourishment.

Music expresses that which cannot be put into words.