What is the difference between inner and outer education?

Outer education explains everything outwardly, but constantly complains inwardly. Inner education feeds us inwardly and liberates us outwardly.

From:Sri Chinmoy,Earth’s Cry Meets Heaven’s Smile, part 3, Aum Press, Puerto Rico, 1978
Sourced from https://srichinmoylibrary.com/ech_3