Be prepared: When you are 90% done any large project (a house， a film， an event， an app) the rest of the myriad details will take a second 90% to complete.
我认为生活中最重要的事情是做你自己，做真实的自己。
Water is the source of life and the force of destruction.
在代数中，两个量的相等性通过方程来表达。