赏析：通过忘记脚、忘记腰、忘记是非纠纷来说明内心的舒适和自在，强调了要放下杂念和纷争，保持内心的平静。
The success of an enterprise depends not only on technology but also on a deep understanding of the market and quick responses.
It must be remembered that while sympathy with joy intensifies the sum of joy in the world., sympathy with pain does not really diminish the amount of pain. It may make man better able to endure evil, but the evil remains.
一个人应该原谅他的敌人，但不是在绞死他们之前。
The beauty of literature is that it allows us to live a thousand lives.