Be thine own palace, or the world's thy jail.
If you think you can do it, you can.
Begin to be now what you will be hereafter.
Problems are not stop signs, they are guidelines.
After a storm comes a calm.
To be a good loser is to learn how to win.
Be kind whenever possible. It is always possible.
Always desire to learn something useful.
If you're going through hell, keep going.
The secret of getting ahead is getting started.
That attitude does not exist so much today, but in those days there was a very sharp distinction between basic physics and applied physics. Columbia did not deal with applied physics.