Practice makes perfect
Doing something over and over makes one better at it.
The New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Idioms and Phrases with practice makes perfect
practice makes perfect
Frequently doing something makes one better at doing it, as in I've knit at least a hundred sweaters, but in my case practice hasn't made perfect. This proverbial expression was once put as Use makes mastery, but by 1560 the present form had become established.
The American Heritage® Idioms Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.