哲学

1. Origins, structure, and basic meaning

• Structure: The written form is 哲学, read てつがく. This noun denotes philosophy as an academic field or a guiding principle for conduct.
• Basic usage: 古代の哲学 concerns ancient thought studied at university, while 仕事の哲学 concerns a work principle of using tools for a long time.

2. Common pitfalls and similar expressions

• An academic field at university
  • Ancient philosophy is studied as an academic subject. Example: 大学で古代の哲学を学んでいる。 — I study ancient philosophy at university.
• A principle guiding tool use
  • Using tools for a long time is presented as a guiding work principle. Example: 彼には道具を長く使うという仕事の哲学がある。 — His work philosophy is to use tools for a long time.