kāi lǎng
spacious and well-lit
open and clear
(of character) optimistic
cheerful
carefree
huò rán kāi lǎng
suddenly opens up to a wide panorama (idiom); to come to a wide clearing
fig. everything becomes clear at once
to achieve speedy enlightenment
Mǐ kāi lǎng jī luó
Michelangelo Buonarroti (1475-1564), renaissance painter and sculptor