唯一存在的限制是你给自己设定的限制。
The only limits that exist are the ones you place on yourself.
Paper can be permanent if you respect its characteristics and design accordingly.
恩泽里从来会反生祸害，所以得意时候，应及早回头，激流勇退；失败后也许却反获成功，所以不顺心时，就不要撒手，坚持到底。