When survival is the daily agenda, long-term planning becomes a luxury.

Sometimes the best way to help the poor is to give them cash and let them decide how to spend it.

People who learn to control inner experience will be able to determine the quality of their lives, which is as close as any of us can come to being happy.

神经系统就像一个复杂的管弦乐队，每个神经元都在发挥自己的作用。