Should you do a PhD? (PhD in physics at Cambridge)

This advice applies most for people looking to do a PhD in the UK in physics/ mathematics, although some of it is more general. Please watch other people's videos on this topic as well to get a broader perspective!    • Should you do a PhD?   0:00 Intro 0:43 Do something else first 3:11 Look for the right things in a supervisor 4:18 Choose a university with a lot happening 7:09 ...maybe don't do a PhD in the US 8:36 Final words of discouragement