Do not allow yourselves to be misled by the common notion that an hypothesis is untrustworthy simply because it is an hypothesis.
Lyttleton was of flimsier stuff, or instinct were untrustworthy.
The problem was to find out the untrustworthy member of the group.
At the time, however, I did not know what an untrustworthy humbug Schomberg was.
Your father was lazy and incompetent ...