People with different mentalities have strong inclinations (according to their mentality). If we try to make a brahmana into a sudra, or a person of sudra mentality into a brahmana, it won't work.
Lecture on SB 3.6.32 – About the Four Varnas – Vyasa Puja 2008 – 5th Jan'08 – Tirupati
People think intelligence means to grasp many concepts and manipulate the material energy better.
Lecture on “Overcoming the IIT disadvantage” delivered at IIT Chennai on 19th Nov 2006
If people are repeatedly exposed to the subject matter of Krishna then they will be attracted.
Lecture on "Understanding Krishna through Bhagavad Gita" – Salem – 8th Nov'06
We should love people and use things, but unfortunately we love things and use people.
Every man should act like this: When he meets a person more qualified than himself, he should be very pleased, when he meets someone less qualified than himself, he should be compassionate toward him and when he meets someone equal to himself, he should make friendship with him. In this way one is never affected by the threefold miseries of the material world.
All paths are valid if they actually bring about good character in people.