Correct

行成于思

/ háng chéng yú sī /
Strokes

Example

Definition

success results from careful thinking; to accomplish a deed takes thought; success depends on forethought

1
Hángchéng
行成于思
  
,
huǐ
毁于
suí
  

The way of life is attained through deliberate thought but ruined by casual negligence.