In mathematics, the most profound ideas often arise from the simplest observations.
育儿不是一场看你能多快教会孩子独立的竞赛。而是陪伴他们,让他们按照自己的节奏学会独立。
今天很残酷,明天更残酷,后天很美好。
The more you love yourself, the more you can give love to others.