A mind ill with negative attitudes is more dangerous than a sick body, for its sickness is always contagious.
A resourceful person will always make opportunity fit his or her needs.
The man who always takes and never gives is not a leader. He is a parasite.
Duty does not require any person to submit to the destruction of his personal ambitions and the right to live his own life in his own way.
When one is truly ready for a thing, it puts in its appearance.
Nature yields her most profound secrets to the person who is determined to uncover them.