轧棉机的发明纯属偶然；那时我还很年轻，非常贫穷，对我来说从中实现一些价值是一个重要的目标。
The sculpture is already complete within the marble block, before I start my work. It is already there, I just have to chisel away the superfluous material.
Doublethink means the power of holding two contradictory beliefs in one's mind simultaneously, and accepting both of them.
The most important tool in science is not the microscope, but the mind.
The best time to start thinking about your future is now.
