Thought is the most difficult task, which is why so few engage in it.
You can't change your elephant by direct force, but you can train it over time.
The most perfect education, in my opinion, is such an exercise of the understanding as is best calculated to strengthen the body and form the heart.
Every object has potential; it's our job to unlock it.
I think the biggest lesson I've learned is to trust your instincts.
贝尔不等式的实验违反表明,自然界无法用任何局域实在论理论来描述。