The greatest happiness for the laborer consists in having an abundant supply of the necessaries of life.
可持续性不仅仅是种树,而是在正确的地方为了正确的理由种正确的树。
我一直认为,机器的真正考验在于它在普通劳动者手中的实际效用。
我是女权主义者,我为此感到骄傲。
The beauty of mathematics only shows itself to more patient followers.
Silence is the perfectest herald of joy: I were but little happy, if I could say how much.