行百里者半九十 xíng bǎi lǐ zhě bàn jiǔshí

xíng bǎi lǐ zhě bàn jiǔshí phrase ninety li is merely a half of a hundred li journey; the closer one is to completing a task, the tougher it gets
Domain: Proverb 谚语
Notes: (CC-CEDICT '行百里者半九十')