稽古振今

studying the old to promote the new (idiom)

surname Ji

to inspect / to check

to bow to the ground

to learn from the ancients / to study the classic texts

surname Gu

ancient / old / paleo-

to shake / to flap / to vibrate / to resonate / to rise up with spirit / to rouse oneself

now / the present time / current / contemporary / this (day, year etc)