Sustainability is no longer an option; it's a necessity for the future of leather tanning.
A red rose is not selfish because it wants to be a red rose. It would be horribly selfish if it wanted all the flowers in the garden to be both red and roses.
The universe is a vast and complex system, and understanding it requires both theoretical insights and observational evidence.
Love is the only sane and satisfactory answer to the problem of human existence.