You may encounter many defeats, but you must not be defeated. Please remember that your difficulties do not define you. They simply strengthen your ability to overcome.
This is a great fact: strength is life; weakness is death. Strength is felicity, life eternal, immortal; weakness is constant strain and misery, weakness is death.
One had to cram all this stuff into one's mind for the examinations, whether one liked it or not. This coercion had such a deterring effect on me that, after I had passed the final examination, I found the consideration of any scientific problems distasteful to me for an entire year.
"Keep Away From People Who Try To Belittle Your Ambitions. Small People Always Do That, But The Really Great Make You Feel That You, Too, Can Become Great."