我們對(duì)感覺生物學(xué)了解得越多，就越意識(shí)到我們的神經(jīng)系統(tǒng)是多么復(fù)雜和精細(xì)調(diào)節(jié)。
The truth is rarely pure and never simple.
I believe that man will not merely endure: he will prevail. He is immortal, not because he alone among creatures has an inexhaustible voice, but because he has a soul, a spirit capable of compassion and sacrifice and endurance.