I'm a theorist, not an institutionalist. -- Myron Scholes
Some suggestions for you :
To lose one parent may be regarded as a misfortune; to lose both looks like carelessness.
Education is what remains after one has forgotten what one has learned in school.
Life is not a long vacation, but a constant learning process.
A fight is not won by one punch or kick. Either learn to endure or hire a bodyguard.