I have nothing to offer but blood, toil, tears, and, sweat.
我能奉献的没有其他,只有热血、辛劳、眼泪和汗水。
我们必须投资未来,而不仅仅是开发现在。
The risk is not that we aim too high and miss, but that we aim too low and hit.
The key to solving complex problems is to ask the right causal questions.