I used to be very revolutionary, but now I think that nothing can be gained by brute force. People must be drawn to good by goodness.

Boris Pasternak (1890-1960) Russian poet, novelist, and literary translator

Doctor Zhivago [До́ктор Жива́го], Part 2, ch. 8 “Arrival,” sec. 5 [Yury] (1955) [tr. Hayward & Harari (1958), US ed.]
    (Source)

Alternate translations:

I used to be very revolutionary-minded, but now I think that nothing can be gained by violence. People must be drawn to good by goodness.
[tr. Hayward & Harari (1958), UK ed.]

I used to be in a very revolutionary mood, but now I think that we'll gain nothing by violence. People must be drawn to the good by the good.
[tr. Pevear & Volokhonsky (2010)]