Man will occasionally stumble over the truth, but most of the time he will pick himself up and continue on.
We occasionally stumble over the truth but most of us pick ourselves up and hurry off as if nothing had happened.
Man will occasionally stumble over the truth, but most times he will pick himself up and carry on.
...Man will occasionally stumble over the truth, but usually manages to pick himself up, walk over or around it, and carry on.
And a pamphlet called Pick me up There is no genuine hatred against Herr Hitler.