Indulgence in animal killing for the taste of the tongue is the grossest kind of ignorance.
Religious fighting is due to ignorance of who the Supreme person is and what He expects.
Lecture on “Overcoming the IIT disadvantage” delivered at IIT Chennai on 19th Nov 2006
Lust means trying to enjoy in ignorance.
Sri Chaitanya Mahaprabhu is the inaugurator of the sankirtana movement, anyone who performs sankirtana to please the Lord is very, very glorious. Such a person has perfect intelligence, whereas others are in the ignorance of material existence.
Purport on Srimad Bhagavatam 5.19.24