物理学家真的懂物理吗

下面三条名言来说明（理论）物理学的难度：

Physics is becoming too difficult for the physicists. 

——David Hilbert

I am now convinced that theoretical physics is actually philosophy. 

——Max Born

Although I was really interested in physics, I think I wanted to do it because I thought it was really hard. I did theoretical physics. 

——Lenny Abrahamson