薪柴会烧完，火种却传下去，不会穷尽。
By recording your dreams and goals on paper, you set in motion the process of becoming the person you most want to be. Put your future in good hands — your own.
The concept of probably approximately correct (PAC) learning has been foundational in computational learning theory.
The most effective economic communities are founded on a shared ethical horizon, which includes a set of moral obligations that members of the community owe to one another.
书是一次你可以不离开椅子就完成的旅程。
在数学中，从问题到答案的旅程往往比答案本身更具启发性。
我从不放弃，我会战斗到最后。