Despite his age and feebleness, Gregory displayed remarkable energy.
Long after the Goths had lost Rome they still clung to Ravenna, till at length, weary of the feebleness of their own king, Vitiges, and struck with admiration of their heroic conqueror, they offered to transfer their allegiance to Belisarius on condition of his assuming the diadem of the Western Empire.
On the other hand, La Marck thought that Montmorin's feebleness was occasionally useful in restraining Mirabeau's impetuosity.
The weakness of the Russian governor, General Gorchakov, in 1861 was a repetition of the feebleness of the Grand Duke Constantine in 1830.
When sufficient vitality remains to produce a second generation it shows in increased intensity the feebleness of the preceding.