You should respect each other and refrain from disputes; you should not, like water and oil, repel each other, but should, like milk and water, mingle together.
Like a caring mother holding and guarding the life of her only child, so with a boundless heart of loving kindness, hold yourself and all beings as your beloved children.
Truths cannot be acquired from words out of other people's mouths. Before Truths can be internalized, they must come from one's own realizations and practices. Through a lifetime of personal practice, human beings are capable of revealing all of the secrets of the cosmic essence. You are your own best judge.
In a controversy the instant we feel anger we have already ceased striving for the truth, and have begun striving for ourselves. This is a helpful pointer for our everyday presence-practice. Can you catch yourself angrily defending your point of view or attacking the other person's? There's the ego.