The total negative charge of the electrons is equal to the positive charge of the nucleus.

所有电子的负电荷,等于核的正电荷。

麻省理工公开课 - 固态化学导论课程节选

And against that we would then have to subtract the sum total of the negative experiences, all the failures and deceptions or what have you.

与此相对，我们必须,减掉消极经历的总和，所有的失败和受到的欺骗。

耶鲁公开课 - 死亡课程节选

Now, notice that since we are adding extra positive facts, extra positive points, for the fact that you're alive, even if the contents subtotal is negative, the grand total could still be positive.

由于我们添加了额外的积极事物，额外的正数，因为你活着，就算生活内容的部分总和是负数，但它的总和可能仍然是正数。

耶鲁公开课 - 死亡课程节选