"The only limit to our realization of tomorrow will be our doubts of today."
Le rire est le soleil qui chasse l'hiver du visage humain.
Life is not about waiting for the storm to pass, but learning to dance in the rain.
数学中最深刻的思想往往源于最简单的观察。
To live is to be open to the unexpected.
A healthy forest means a healthy economy; the two are inseparable.