The Earl of Leicester was a Calvinist, most rigid in tenet, most edifying of conversation, the acknowledged head of the Puritan party of England, but he was intolerant and was influenced only by the most intolerant of his sect.

Certainly it would have required great magnanimity upon his part to assume a friendly demeanour towards the Papists.

It is easier for us, in more favoured ages, to rise to the heights of philosophical abstraction, than for a man, placed as was Leicester, in the front rank of a mighty battle, in which the triumph of either religion seemed to require the bodily annihilation of all its adversaries.

He believed that the success of a Catholic conspiracy against the life of Elizabeth or of a Spanish invasion of England, would raise Mary to the throne and consign himself to the scaffold.

He believed that the subjugation of the independent Netherlands would place the Spaniards instantly in England, and he frequently received information, true or false, of Popish plots that were ever hatching in various parts of the Provinces against the English Queen.