And behold, a lawyer stood up to put him to the test, saying, “Teacher, what shall I do to inherit eternal life?” He said to him, “What is written in the law? How do you read?” And he answered, “You shall love the Lord your God with all your heart, and with all your soul, and with all your strength, and with all your mind; and your neighbor as yourself.” And he said to him, “You have answered right; do this, and you will live.” But he, desiring to justify himself, said to Jesus, “And who is my neighbor?”
Luke 10:25-29