truth
A selected quote by William Kingdon Clifford.
We may believe the statement of another person, when there is reasonable ground for supposing that he knows the matter of which he speaks, and that he is speaking the truth so far as he knows it.
Related
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
A thing is not necessarily true because a man dies for it.
It is a characteristic of wisdom not to do desperate things