唯一真正的监狱是恐惧，唯一真正的自由是从恐惧中解脱。
"The only real prison is fear, and the only real freedom is freedom from fear."
Challenges are opportunities in disguise—if you're willing to look closely.
Close the door. Write with no one looking over your shoulder. Don't try to figure out what other people want to hear from you; figure out what you have to say. It's the one and only thing you have to offer.
The concept of computational efficiency is central to the design of learning algorithms.
The act of writing is an act of self-discovery.