The art of living is to know when to hold fast and when to let go.
生活的艺术在于知道何时坚持，何时放手。
历史感对法学家来说是必不可少的，因为没有它，他就无法理解法律。
The mind is divided into parts that sometimes conflict. Like a rider on the back of an elephant, the conscious, reasoning part of the mind has only limited control over the automatic, emotional part.
The future of energy is diverse. No single source can meet all the world's needs. We need all energies working together.
You cannot hope to build a better world without improving the individuals. To that end, each of us must work for our own improvement and, at the same time, share a general responsibility for all humanity, our particular duty being to aid those to whom we think we can be most useful.