- borrow/lend and keep is in the middle
- facial expression can dramatically change a sign (make it sarcastic, serious, "literal", etc)
- freshman (ring), sophomore (middle), junior (index), senior (thumb) - finger indexing
- light and expert look similar
- the sign for things and children are alike, but reversed
aug 28 2025 ∞
sep 1 2025 +
sep 1 2025 +