A tree is a thought, an obstruction stopping the flow of wind and light, trapping water, housing insects, birds, and animals, and breathing in and out. How treelike the human, how human the tree.
If you receive empowerment, it's about bodhicitta. If you receive teachings, it's about bodhicitta. If you practice teachings, it's about bodhicitta. Everything comes down to bodhicitta. The essence of practice is about bodhicitta. When you sit down to do your practice, what you practice is bodhicitta.