The PAC learning framework provides a formal way to quantify the learnability of a concept class.
它美丽而简单，就像所有真正伟大的骗局一样。
写作就是在纸上描绘你的声音。
True leadership means making tough decisions today that will benefit future generations.
荣誉就像一座崎岖无滩的孤岛；一旦离开，就再也无法返回。
A company's legacy is defined by its contributions to the world.