If you think you can do it, you can.
To know oneself, one should assert oneself.
Always desire to learn something useful.
I can, therefore I am.
Who seeks shall find.
What you do today can improve all your tomorrows.
The most effective way to do it, is to do it.
The dog that trots about finds a bone.
You never know what motivates you.
Wherever you are - be all there.
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.