To understand the electron is to understand the foundation of our technological civilization.
Success is not final, failure is not fatal: it is the courage to continue that counts.
The best way to get started is to quit talking and begin doing.
The only thing necessary for the triumph of evil is for good men to do nothing.
Silence can be the loudest element in a piece.
我从未怀疑过自己。
If everyone is honest, it is natural to be honest.