Stamping down the weakness of mind and heart, stand up, saying, "I am possessed of heroism, I am possessed of a steady intellect..." Never allow weakness to overtake your mind.
A vow is fixed and unalterable determination to do a thing, when such a determination is related to something noble which can only uplift the man who makes the resolve.
Yes, we now have to divide up our time like that, between politics and our equations. But to me our equations are far more important, for politics are only a matter of present concern. A mathematical equation stands forever.
What makes you weep, my friend? In you is all power. Summon up your all-powerful nature, O mighty one, and this whole universe will lie at your feet. It is the Self alone that predominates, and not matter.
It is our own mental attitude which makes the world what it is for us. Our thought make things beautiful, our thoughts make things ugly. The whole world is in our own minds. Learn to see things in the proper light.