磨刀不誤砍柴工 [－－－误－－－]

Jyutping mo4 dou1 bat1 ng6 ham2 caai4 gung1
Pinyin mó dāo bù wù kǎn chái gōng

Definitions (Wiktionary)
  1. proverb
    Making full preparation will not delay your job but quicken the process.

磨刀不誤砍柴工 [－－－误－－－]

Jyutping
Pinyin mó dāo bù wù kǎn chái gōng

Definitions (CC-CEDICT)
  1. lit. sharpening the axe won't make the wood-splitting take longer (idiom)
  2. fig. time invested in preparations is not lost
  3. a beard well lathered is half shaved