Diamond and boron being non-metals are soft.

Explanation

To determine whether the statement "Diamond and boron being non-metals are soft" is true or false, we can analyze the properties of both diamond and boron.

### Step-by-Step Solution:

1. **Identify the Nature of Diamond**:
- Diamond is a form of carbon where each carbon atom is covalently bonded to four other carbon atoms in a three-dimensional network.
- This strong covalent bonding results in a very rigid and hard structure.

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