William Kingdon Clifford Quote

I think, therefore I am.

All our discontents about what we want appeared to me to spring from the want of thankfulness for what we have.

It is never too late to be wise.

... when you have eliminated the impossible, whatever remains, however improbable, must be the truth

Cynic: A blackguard whose faulty vision sees things as they are, not as they ought to be

A thing is not necessarily true because a man dies for it.