Sustainable development requires not only vision but also concrete actions.

我因展望未来而感受到的喜悦——成为注定从世界上消除最大灾难之一的工具，与享受独立、家庭和平与幸福的殷切希望交织在一起，常常占据了我的整个心灵。

【释义】集市上没有老虎是很明显的事，但是三个人说有老虎，就好像真的有老虎了。

The act of writing requires a constant plunging back into the shadow of the past where time hovers ghostlike.

Perhaps if we wrote programs from childhood on, as adults we'd be able to read them.