伟大的科学需要聪明的头脑和谦逊的心。
Peace is not the absence of war, but the triumph of justice.
我要向你走去，你向我走来已经很久了。虽然我们相会之前谁也不知道对方的存在。
Not he who has much is rich, but he who gives much.
The act of writing is an act of hope, a belief in the power of words to change the world.
Happiness is a gift and the trick is not to expect it, but to delight in it when it comes.