Sustainable development is not a choice, but a responsibility.
Investing in renewable energy and cleaner technologies is part of our commitment to a sustainable future.
Grow old along with me! The best is yet to be, the last of life, for which the first was made.
义务是由于对法则的敬重而产生的行为必要性。
"La ficción es la mentira que revela verdades más profundas."
To understand psychology, observe behavior in its natural context.