He drops these ideas when he sees an excuse for another leap.

Sequence to Lord Northcliffe is a synonym for monotony.

He has no _esprit de suite_.

But he has leaps of real genius.
An admirable title for his biography would be, "The Fits and Starts of a Discontinuous Soul." There is something of St.Vitus in his psychology.
You might call him the Spring-Heeled Jack of Journalism.
A story told of one of his journalists illustrates the difficulty of dealing with so uncertain a person.

Lord Northcliffe invited this journalist, let us call him Mr.H., to luncheon.