Never complain and never explain.
By failing to prepare, you are preparing to fail.
To know oneself, one should assert oneself.
I can, therefore I am.
Go for it now. The future is promised to no one.
Know or listen to those who know.
Be kind whenever possible. It is always possible.
If you can dream it, you can do it.
Be thine own palace, or the world's thy jail.
Always desire to learn something useful.
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.