Freedom and happiness are won by disregarding things that lie beyond our control.

In theory it is easy to convince an ignorant person; in actual life, men not only object to offer themselves to be convinced, but hate the man who has convinced them.

Remember that you are in actor in a play of such a kind that the author chooses...For this is your duty, to act well the part that is given to you; but to select the part belongs to another.