If you think you can do it, you can.
Well done is better than well said.
The secret of getting ahead is getting started.
Who seeks shall find.
If you can dream it, you can do it.
By failing to prepare, you are preparing to fail.
Only the educated are free.
To be a good loser is to learn how to win.
Be thine own palace, or the world's thy jail.
Be kind whenever possible. It is always possible.
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.