A clear conscience is a soft pillow.
清白的良心是一個(gè)溫柔的枕頭。
The needs of farmers are the direction of our scientific research.
The only limit to our realization of tomorrow will be our doubts of today.
The advancement of mathematics is through generalization.
建筑是社會(huì)的鏡子，反映時(shí)代的價(jià)值觀和理想。
Stay Hungry. Stay Foolish. And I have always wished that for myself. And now, as you graduate to begin anew, I wish that for you.?