Your success and happiness lies in you. Resolve to keep happy, and your joy and you shall form an invincible host against difficulties.
We’re always experiencing joy or sadness. But there are lots of people who’ve closed down. And there are times in one’s life when one has to close down just to regroup.
Man is fond of counting his troubles, but he does not count his joys. If he counted them up as he ought to, he would see that every lot has enough happiness provided for it.
If I were not a physicist, I would probably be a musician. I often think in music. I live my daydreams in music. I see my life in terms of music. … I cannot tell if I would have done any creative work of importance in music, but I do know that I get most joy in life out of my violin.