Never reject extra responsibility if it is within your capability.
如果在你的能力范围内，不要拒绝额外的责任。
学习亮点:
within
介词 prep.
1.在...范围内;不超过
They finished the house within half a year.
他们在半年内盖好了这幢房屋。
2.在...里面,在...内部
He kept within doors all day yesterday.
他昨儿整天呆在屋里。