成人必须了解,儿童需要运用双手,并认同儿童第一次运用双手时,只是工作本能的展现。
The state of your life is nothing more than a reflection of your state of mind.
经济不平等不仅是一个道德问题,也是一个经济问题。
"The greatest wisdom lies in understanding that we know nothing at all."