A true scientist must have not only the passion to pursue truth but also the courage to face the unknown.
Keep your face always toward the sunshine, and shadows will fall behind you.
释义：事情已经到了非常急迫的地步，需要立即采取行动来应对，而顾不上其他长远或次要的事情。比喻事情急迫，先行救急。
痛苦是上帝不会让它在太脆弱的枝干上成熟的果实。