As belief is a passion of the mind, no degree of criminality is attachable to disbelief.

You ought to love all mankind; nay, every individual of mankind. You ought not to love the individuals of your domestic circles less, but to love those who exist beyond it more. Once make the feelings of confidence and of affection universal, and the distinctions of property and power will vanish; nor are they to be abolished without substituting something equivalent in mischief to them, until all mankind shall acknowledge an entire community of rights.

When a thing is said to be not worth refuting you may be sure that either it is flagrantly stupid - in which case all comment is superfluous - or it is something formidable, the very crux of the problem.

a single word even may be a spark of inextinguishable thought

The psychological and moral comfort of a presence at once humble and understanding-this is the greatest benefit that the dog has bestowed upon man.

First our pleasures die - and then our hopes, and then our fears - and when these are dead, the debt is due dust claims dust - and we die too.

In fact, truth cannot be communicated until it is perceived.