Writing cannot express all words, words cannot encompass all ideas.
A man who does not think and plan long ahead will find trouble right at his door.
At fifteen my mind was directed to study, and at thirty I knew where to stand.
To think twice is quite enough.
If a man in the morning hear the right way, he may die in the evening without regret.
It is not the failure of others to appreciate your abilities that should trouble you, but rather your failure to appreciate theirs.