The periodic table is not just a chart; it’s a story of the universe.
我是一个不断进步的人。我不完美,但我每天都在努力变得更好。
How far you go in life depends on your being tender with the young, compassionate with the aged, sympathetic with the striving and tolerant of the weak and strong. Because someday in your life you will have been all of these.
Just because you like it does not mean that the world will necessarily give it to you.
人需要经历痛苦。经历痛苦后,人就会变得强大。
The easiest way to solve a problem is to deny it exists.
Farmers are the first environmentalists, working with nature every day.
经济景观是一个由不同等级的中心地组成的系统,每个中心地为特定区域服务。