1From Thomas Jefferson to Antoine Louis Claude Destutt de Tracy, 5 November 1823 (Jefferson Papers)
I cannot but have appeared remiss in my acknolmts of the several lres with which you have favored me, but the obstructions have been insuperable much sickness the accident of a broken arm, weakness of body and octogenary intertitude. no letters are more welcome to me than yours, and none should I answer more cordially were my powers now equal to it. you have labored for us too much and too...
2From Thomas Jefferson to Antoine Louis Claude Destutt de Tracy, 14 February 1806 (Jefferson Papers)
I have to return you my thanks for the very acceptable present you have been so kind as to make me of the two first parts of your work on Ideologie, & of the Analysis of Dupuis. both are on subjects highly interesting. my present position not permitting me to read beyond the papers of the day, I treasure them with those things which are to sweeten a retirement to which age and a passion for...