If you can’t…
If you can’t explain it to a six year old, you don’t understand it yourself. – Albert Einstein (1879 – 1955) (Image by Gerhard Gellinger from Pixabay) (Text-to-Speech by Sound of Text, using the engine from Google Translate) More »






![IMAGE: The usefulness of (the) useless. [Everyone knows the usefulness of useful things, but no one knows the usefulness of useless things. / Everyone knows the use of the useful, but not the use of the useless.] (Even if something did not bring immediate benefit, it could still turn out to be valuable.)](https://www.ok312.net/wp-content/uploads/2026/01/place-name-sign-822236_640-100x71.jpg)
![IMAGE: A tree is known by its fruit. [The tree is known by its fruit.]](https://www.ok312.net/wp-content/uploads/2018/01/apple-2394791_640-100x75.jpg)
![IMAGE: When in Rome, do as the Romans do. [Do in Rome as the Romans do.]](https://www.ok312.net/wp-content/uploads/2014/12/on-foot-484364_640-100x56.jpg)


