To start with we haven't enough money, and secondly we're too busy.

一来我们的钱不够，二来我们没时间。

※Every kind of peaceful cooperation among men is primarily based on mutual trust and only secondly on institutions such as courts of justice and police.——Albert Einstein, American scientist 人类一切和平合作的基础首先是相互信任， 其次才是法庭和警察一类的机构。美国科学家 爱因斯坦.A.