Great saints are the object-lessons of the Principle. But the disciples make the saint the Principle, and then they forget the Principle in the person.
The result of Buddha’s constant inveighing against a personal God was the introduction of idols into India. In the Vedas they knew them not, because they saw God everywhere, but the reaction against the loss of God as Creator and Friend was to make idols, and Buddha became an idol — so too with Jesus. The range of idols is from wood and stone to Jesus and Buddha, but we must have idols.