My top answers:
Why are flat morphisms flat?
Why do groups and abelian groups feel so different?
What is a section?
What is an intuitive view of adjoints?
Why is it a good idea to study a ring by studying its modules?
Questions I want better answers for:
Is being torsion a local property of module elements?
What does primary decomposition of modules mean geometrically?
My user page displays a complete list of questions and answers I’ve contributed.