First, the Russians are, in national character, singularly impressionable, volatile, and predisposed to run to extremes.
"Contemporary Socialism"
John Rae
They were by nature impressionable to a different aspect of life, and in self expression they required a different method.
"George Du Maurier, the Satirist of the Victorians"
T. Martin Wood
Pretty, sweet, young, and most impressionable, Denville.
"The Master of the Ceremonies"
George Manville Fenn