The history of mankind is a record of the struggle for existence under varying climatic conditions.
人类的历史是在不同气候条件下为生存而斗争的记录。
人们常只想到自己的需要,而没考虑自己的能力。
Just because you like it does not mean that the world will necessarily give it to you.
说的太对了,你一语中的!