熟读一句英语

亦书

Time is free but it is priceless. You can't own it, but you can use it. You can't save it, but you can spend it. Once you have lost it, you can't ever get it back.

时间是免费的，但是是无价的。你不能拥有时间，但是你可以利用时间；你留不住时间，但是你可以花费时间。一旦你把时间浪费了，那么你就再也找不回来了。