不追忆过去，不忧虑未来，也不贪恋现在。
The mind is a system for turning challenges into opportunities.
I think people believe in heaven because they don’t like the idea of dying, because they want to carry on living and they don’t like the idea that other people will move into their house and put their things into the rubbish.
Old age is not interesting until one gets there.
Love is the only thing that grows when we share it.