As it is said, have a nice day!
Literally: advantage/benefit – tea – “next in rank” – diligence/effort
Alternately: When in doubt, use your common sense. Persistence and effort are the most reliable keys to success, but using your noggin is a good plan B. When you can’t work harder, work smarter.
Notes: 利茶 (richa) is an obscure antonym to the more common 無茶 (mucha), “absurd.”
PS. This was posted on April 1st local time. My apologies to people in Japan, for whom it’s already the second.
Nice, I see I am not the only one who did a Japanese-related prank for April 1 (: