A lazy person does not keep up on the regular house maintenance. AT: "Because a lazy person does not repair his house, the roof sinks in" (See: [[rc://en/ta/man/translate/figs-explicit]])
Here a person is represented by his "hands" AT: "because of an idle person" or "because the person is idle" (See: [[rc://en/ta/man/translate/figs-synecdoche]])