If I know him, his desire of making my Father appear in the wrong, will make him zealous for us.

I think I ought to write him a letter of acknowledgment for what I hear he has already done." Very shortly after, however, it appears that Lord Pierrepont was a broken reed upon which to rely.

"I did not expect," Lady Mary said bitterly, "that my Lord Pierrepont would speak at all in our favour, much less show zeal upon that occasion, that never showed any in his life." You cannot put it plainer than that.
One who did really endeavour to bring about the resumption of friendly relations was Montagu's cousin, Charles Montagu, first Baron Halifax of Halifax, who was afterwards created first Earl of Halifax.
To judge from Lady Mary's comments, sometimes when Montagu did write it had been better he should not have done so.
"I am alone, without any amusements to take up my thoughts.

I am in circumstances in which melancholy is apt to prevail even over all amusements, dispirited and alone, and you write me quarrelling letters," she rebuked him on one occasion.
"I hate complaining; 'tis no sign I am easy that I do not trouble you with my head-aches, and my spleen; to be reasonable one should never complain but when one hopes redress.

A physician should be the only confidant of bodily pains; and for those of the mind, they should never be spoke of but to them that can and will relieve 'em.