If you acknowledge that to exist is better than not, and that existence, in essence, is wonderful, the least you should do is express genuine gratitude to the Universe, all your ancestors, and your parents.
Humaneness? It's the fusion of conscience, respect, altruism, and kindness, all deeply rooted in feelings of love, compassion, and a sense of duty, which, in turn, emanates from an appreciation of life's value and splendor.