They are themselves things that need to be explained.
Our denial is just one more thing that needs to be explained.
For anyone who is ambitious, though, not having one has become a handicap that needs to be explained away.
Everything you need to know about what is wrong with finance and the banks today is in their reports; the problem is that there is so much more that needs to be explained.
However, disability rights activists have called for the government to do more to normalise perceptions of disabled people at work, rather than treating the situation as "a problem that needs to be explained away to employers".
Even if Smolin is wrong, there is an entire cosmos out there with unique properties that need to be explained – something that, for now at least, quantum physics alone cannot do.
The real historical problem that needs to be explained comes after that episode; why, with every lurch to the militarist right, Kissinger lurched with it, from Nixon to the neocons, from Vietnam to Iraq.
Just as likely, he believes, unobtrusive ovulation may have been the normal state of affairs and it is the flamboyant sexual swelling among chimpanzees and baboons that needs to be explained.
I find it bizarre that when there are these very big numbers that need to be explained, the Chancellor spends his speech talking about spending an extra £10m over five years on teaching science.
As much ground as this course covers — from asset allocation to the investing in different types of tax-deferred accounts — there's still plenty of material that needs to be explained.
