南丁格尔英语名言：人生欲求安全

　　人生欲求安全，当有五要：一清洁空气；二澄清饮水；三流沟渠；四扫洒屋宇；五日光充足。——南丁格尔
　　Safety of life desire, when the fifth: clean air; second clear water; three flow ditches; four sweeps shed houses; daylight for five is sufficient. — Nightingale