If someone lacks mental strength, they can’t keep anyone in their thoughts due to exhaustion. You can obtain mental strength by emptying your mind. - Joseph’s “just my thoughts”
If a New Zealand fisherman catches a seabream in New Zealand, he makes a profit of $9 per kilogram, but if a tourist catches it, $88 goes back to New Zealand. This is because to fish a seabream, the tourist has to spend money on flights, hotels, and all sorts of rentals. The opportunity cost and value-added will change as B2B becomes B2C. - Joseph's "just my thoughts"