If you're going through hell, keep going.
If you've got a talent, protect it.
It's always too early to quit.
To be a good loser is to learn how to win.
Leap, and the net will appear.
Be thine own palace, or the world's thy jail.
Never complain and never explain.
Things do not happen. Things are made to happen.
Either you run the day or the day runs you.
Problems are not stop signs, they are guidelines.
In 1948 I entered the Massachusetts Institute of Technology, undecided between studies of chemistry and physics, but my first year convinced me that physics was more interesting to me.