There is only one thing in life which never changes, and it is change.
To know everything is to know nothing, but to know nothing is to know everything.
There has never been a man mean and at the same time virtuous.
Love should start from people close to us, then be extended to other people, to strangers, and eventually to the world
Our headstrong passions shut the door of our souls against God.
The wise man admires water, the kind man admires mountains. The wise man moves, the kind man rests. The wise man is happy, the kind man is firm.