应对不自由世界的唯一方法是变得如此绝对自由,以至于你的存在本身就是一种反抗。
我不完美,但我每天都在努力。
Simplicity is the ultimate sophistication.
The only way to change behavior is through manipulation of reinforcement contingencies.
Knowledge is the highest wealth of humanity, and sharing knowledge is the greatest generosity.