Don't consider our interests or desires. You have no duty to anyone but yourself.
I'm not brave enough to be a coward; I see the consequences too clearly.
There is only one source of authentic self-confidence: reason.
A moment or an eternityโdid it matter? Life, undefeated, existed and could exist.
I think, therefore I'll think.
Whatever road I take, the guiding star is within me; the guiding star and the loadstone which point the way. They point in but one direction. They point to me.