Opportunity rarely knocks on your door. Knock rather on opportunity's door if you ardently wish to enter.
Triumph often is nearest when defeat seems inescapable.
Difficulties should act as a tonic. They should spur us to greater exertion.
The man who has done his level best... is a success, even though the world may write him down a failure.
Think not of yourself as the architect of your career but as the sculptor. Expect to have to do a lot of hard hammering and chiselingand scraping and polishing.