1John Adams to John Quincy Adams, 11 August 1777 (Adams Papers)
As the War in which your Country is engaged will probably hereafter attract your Attention, more than it does at this Time, and as the future Circumstances of your Country, may require other Wars, as well as Councils and Negotiations, similar to those which are now in Agitation, I wish to turn your Thoughts early to such Studies, as will afford you the most solid Instruction and Improvement...