The cause of his complaint is clear from Reynolds's reply.

From Auden's reply it is obvious that he didn't think so.

The only thing missing from Ian's reply was, "we're all doomed, if we go it alone".

It just seemed from your reply to my first comment that you were providing a counterpoint or counterargument regarding this specific matter.

From her reply, Lilly was aware of all this.

One could not have told from his reply that he was in any sort of physical discomfort.

But he also took something serious from her reply.

I understand, from his second reply, that he does not yet have the result of that inspection.

From the Commissioner's reply, I understand that you share the view that such a review is necessary.

I really cannot understand from his reply what he means.