It is sadder to find the past again and find it inadequate to the present than it is to have it elude you and remain forever a harmonious conception of memory.
In the drone industry, safety always comes first.
Marine protected areas are not just sanctuaries; they are investments in our future.
过去是一个跟随我们的影子，总是存在，总是影响。
Psychology is the science of mental processes.