It just doesn't fit with what real people do, in real life, no more than the Bolshevik 'Soviet man' is real.
The only major difference between Trotsky and his fellow Bolshevik leaders was that he never got the chance to wield total power.
The vice president of Iran announces that no Jews were killed during the Bolshevik Revolution.
1917, from Russian bol'shiy "greater," comparative of adjective bol'shoy "big, great" (cf. Bolshoi Ballet), from Old Church Slavonic boljiji "larger," from PIE root *bel- "strong" (cf. Sanskrit balam "strength, force," Greek beltion "better," Phrygian balaios "big, fast," Old Irish odbal "strong," Welsh balch "proud;" Middle Dutch, Low German, Frisian pal "strong, firm").
It was the faction of the Russian Social Democratic Worker's Party after a split in 1903 that was either larger or more extreme (or both) than the Mensheviks (from Russian men'shij "less"); after they seized power in 1917, applied generally to Russian communists. Bolshevism is recorded from 1917.