Language Point 8

Of course, all ideas don't occur like that but so many do, particularly the most important ones. (Para. 2)
Meaning: Not all ideas, of course, come as gifts as many of them do. Especially, some big ideas do not come to your mind automatically.
occur: vi. come to mind
The idea never occurred to me.

我從未想到過這個主意。
It suddenly occurred to him that this was an act he could never do.

他突然想到這種事情他根本就不應該做。
particularly: ad. especially
He is particularly busy for this month.

這個月他特別忙。
He is particularly careful with his car; I do not think we should borrow it.

他對他的汽車愛惜有加，我看我們還是不借為好。