1. What they say: you will need this later in life
2.What they mean: I am making you learn this for no reason
3. What they say: you will be working at McDonalds
What they mean: you are dumb
4. What they say: this will be on the test
What they mean: you will never see this again
5. What they say: these test will be back to you by tomorrow
What they mean: theese test will be back to you in 2 weeks
