Synthesized answer
The provided passages do not contain information about the practical implications of "Reflections on Things at Hand." The given passage only provides the title, author, and category of the book [1]. Therefore, it is not possible to answer the question about practical implications using only this information.
Synthesized from the book passages below. Chat with the book on Feynman for follow-up.
From the book
Title: Reflections on Things at Hand by Zhu, Xi, Wing-tsit Chan Categories: Philosophy Pages: 441