The sciences are not sectarian. People do not persecute each other on account of disagreements in mathematics. Families are not divided about botany, and astronomy does not even tend to make a man hate his father and mother. It is what people do not know, that they persecute each other about. Science will bring, not a sword, but peace.
Theology is a superstition - Humanity a religion.
Music expresses feeling and thought, without language; it was below and before speech, and it is above and beyond all words.
But I will tell you what I say to my children: 'Go where you will; commit what crime you may; fall to what depth of degradation you may; you can never commit any crime that will shut my door, my arms, or my heart to you. As long as I live you shall have one sincere friend.
Liberty sustains the same relation to mind that space does to matter.