If you are distressed by anything external, the pain is not due to the thing itself but to your own estimate of it; and this you have the power to revoke at any moment.
Whatever the universal nature assigns to any man at any time is for the good of that man at that time.
The universe is transformation: life is opinion.
Men exist for the sake of one another.
And thou wilt give thyself relief, if thou doest every act of thy life as if it were the last.
Nowhere can man find a quieter or more untroubled retreat than in his own soul.