You don't need to call a plumber, I can fix the sink.
你不必请水管工人了,我会修水槽。
Politeness is to do and say the kindest thing in the kindest way.
文雅就是善良地做事,和善地说话。
If the landscape is hidden from view, you can enjoy the extraordinary sight of unbroken cloud plains that stretch out for miles before you, while the sun shines brilliantly in a clear sky.