The concept of probably approximately correct (PAC) learning has been foundational in computational learning theory.
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叛。
预测未来的最好方式是创造未来。
穷人并不懒惰;他们只是被困在一个让他们很难摆脱贫困的系统中。
The ending of a mystery novel is often unexpected, yet it makes perfect sense.