集中注意力的能力对于学习、记忆和复杂任务的表现至关重要。
The victim should have the right to end his life, if he wants. But I think it would be a great mistake. However bad life may seem, there is always something you can do, and succeed at. While there's life, there is hope.
实现明天理想的唯一障碍是今天的疑虑。
The sun is our most powerful tool in Africa. We must learn to work with it, not against it.
爱意味着向消极和积极同时敞开自己——向悲伤、痛苦和失望敞开，也向快乐、满足和我们此前未知的意识强度敞开。