Correct

玉不琢,不成器

/ yù bù zhuó, bùchéng qì / 
Strokes

Example

Definition

jade cannot be made into a vessel without being cut and polished—one cannot become useful without being educated; jade requires chiseling, as a man needs training and disciplining

1
Yù
玉
bù
不
zhuó
琢
  
,
bù
不
chéngqì
成器
  
;
rén
人
bù
不
xué
学
  
,
bù
不
zhīyì
知义
  
。

A gem is not polished without rubbing, nor does a man know the right way without studying. / Gems unworked form nothing useful; man without education is ignorant of the right way.