While this isn't going to work for your advanced level calculus or biochemical courses, the idea is that you should dumb down the information so it becomes obvious.
当你不得不用到微积分或生化学继续进行时，那你有必要回炉重炼了。
2
We don't want dumb genes in our country. Taking Indian brides will pollute our culture and lower our society's IQ level.