The difference between science and religion. With the notable exception of the atomic bomb. That was not a proud moment in the scientific community. One of the more darker chapters of the history of science.
Dalai Lama: 18 Rules of Life - Take into account that great love and great achievements involve great risk. When you lose, donâ€™t lose the lesson. Remember that not getting what you want is sometimes a wonderful stroke of luck.
One of my favorite inspirational quotes: The broken will always be able to love harder than most. Once you've been in the dark, you learn to appreciate everything that shines. So much wisdom in two little sentences.