Conversation so far:
what was the religious practice ofBhaktisiddhanta Sarasvati?
Bhaktisiddhanta Sarasvati was a Gaudīya Vaisnava Hindu guru.
what is Hinduism?
Hinduism is the world's third largest religion. It is an Indian religion and dharma, or way of life, widely practised in the Indian subcontinent and parts of Southeast Asia.

Question: what is an important fact in this article?
Self-contained rewrite: what is an important fact in this article about Bhaktisiddhanta Sarasvati?