一分为二

1. • one divides into two
2. • to be two-sided
3. • there are two sides to everything
4. • to see both sb's good points and shortcomings (idiom)

Character by character

• 一(yī)one
• 分(fēn)divide
• 为(wéi)as (in the capacity of)
• 二(èr)two