I have always considered that the true test of a machine is its practical utility in the hands of the common laborer.
心靈是一個過程復(fù)合體,而非實體。
少即是多。
教育的本質(zhì)意味著:一棵樹搖動另一棵樹,一朵云推動另一朵云,一個靈魂喚醒另一個靈魂。
Courage is resistance to fear, mastery of fear - not absence of fear.
采礦的未來在于智能化和綠色技術(shù)。