Omar had likewise abstained, but they had left Medina for Mecca.
He therefore abstained from determining for each case the specific heats of the solutions he employed, and contented himself with the above approximation.
Some abstained from eggs and fruit; some confined themselves to bread; some would not take even that.
He specially abstained from offending their religious susceptibilities.
That I did not lift my arm a moment later does not prove that I could have abstained from lifting it then.