We can use the structure 从…出发 to say phrases like: "on the basis of" or "on the assumption".
In this structure, either nouns or noun phrases can be placed between 从 and 出发.
Pay attention
A noun phrase is a phrase in which the main word is a noun.
Scheme
subject
从
object
noun/noun phrase
出发
Examples
我们这样决定,完全是从当前的实际情况出发
We made this decision based on the current situation