Keep your head up, God gives his hardest battles to his strongest soldiers.
人情像纸一样十分脆薄，世界上的事如棋局一样变化万千。
当保持现状的痛苦大于改变的痛苦时，改变就会发生。
The role of education in economic development cannot be overstated; it is the foundation upon which innovation and productivity are built.
可持续性不仅仅是关于材料，而是关于维持人们的生活和尊严。