The Buddha himself said, "I still use conceptual thinking, but I'm not formed by it." And that's the Buddha.
Tenzin PalmoMost religions have always appreciated the extreme power of concentrated thought directed toward the benefit of others, especially when that person is practicing in solitude. That's why they have contemplative orders.
Tenzin PalmoFor any practice to work, the mind which is meditating on the object must merge. Often they are facing each other. One has to become completely absorbed, then the transformation will occur.
Tenzin Palmo