The poor face constraints that are often invisible to policymakers.
穷人面临的约束往往是政策制定者看不到的。
Sometimes you just have to pick yourself up and carry on.
学得越多，越明白自己知之甚少。
成功不是用名声或金钱来衡量的，而是用你在所做之事中找到的幸福来衡量的。