The initial conditions of the universe are a profound mystery, and inflation offers a possible explanation for why the universe looks the way it does.
保持心情愉悦,就是人生的一大智慧。看到的东西不那么养眼也觉得可饱眼福,听的音乐不怎么好听也觉得可以享受,只吃蔬菜就能满足口腹之欲,穿的、住的很粗糙也能满足身体的需要。人穷一时,但心不穷,真正的穷养富养或许不完全是物质方面的,即使物质生活条件差,只要保持积极乐观的心态,心情保持愉快,可以弥补物质上的不足。正如孔子赞扬颜回“一箪食,一瓢饮,回也不改其乐”。
儿童不仅在心理上是被动的,而且像一个空花瓶,是一个有待于充满及塑造的生命。
如果你想成为最好的,就永远不能停止努力。
The Vietnamese people deeply love independence, freedom, and peace. But in the face of a threat to their country's independence and freedom, the Vietnamese people would rather sacrifice everything, not afraid to lose their lives, to defend the independence and freedom of their homeland.
数学家的工作永远不会完成;总有新的问题需要探索,新的谜团需要揭开。