Try to become not a man of success, but try rather to become a man of value.

The important thing is not to stop questioning; curiosity has its own reason for existing. One cannot help but be in awe when contemplating the mysteries of et…

That is simple my friend: because politics is more difficult than physics.

Now he has departed from this strange world a little ahead of me. That means nothing. People like us, who believe in physics, know that the distinction between…

Embrace every challenge you have, every person you meet, every place you visit, every task you succeed at, and especially those at which you fail. You will lea…

It's nice to be important, but it's important to always be nice.

Sow a thought, and you reap an act; Sow an act, and you reap a habit; Sow a habit, and you reap a character; Sow a character, and you reap a destiny.