If you don't learn to laugh at troubles, you won't have anything to laugh at when you grow old.
The way out of trouble is never as simple as the way in
Don't abuse your friends and expect them to consider it criticism.
When a man has no reason to trust himself, he trusts in luck.
We are not free, it was not intended we should be. A book of rules is placed in our cradle, and we never get rid of it until we reach our graves. Then we are free, and only then.
Most people put off till tomorrow that which they should have done yesterday.