Tirukkural 800: Investigation in Forming Friendships

Continue to enjoy the friendship of the pure; (but) renounce even with a gift, the friendship of those who do not agree (with the world).

Image of Satguru Sivaya Subramuniyaswami
Sitting in a state of real meditation, one must be more alive and alert than a tight-rope walker suspended without a net on a taut cable three hundred feet above the Earth.
—Gurudeva