 For reasons unknown Locke never replied to the letter. However, a couple of years later, after the two men had started an amicable correspondence, Molyneux returned to his problem. This time with success. In his letter, dated 2 March 1693, Molyneux presented Locke with his problem, though in a somewhat altered form, asking Locke if he could perhaps find some place in his Essay to say something about it. This time Locke reacted with enthusiasm: “Your ingenious problem will deserve to be published to the world.” From the second edition of his Essay (that of 1694) Locke included Molyneux’s problem in his work and thereby made it accessible to a wider audience: