We don't own the land, we borrow it from our children.
始终从长远考虑。短期收益可能导致长期损失。
The only limit to our realization of tomorrow is our doubts of today.
"You can't go back and change the beginning, but you can start where you are and change the ending."
It is not the strongest of the species that survives, nor the most intelligent, but the one most responsive to change.