How do you identify intelligent people based on their behaviour?

• When I observe people, who behave in one or more of the following ways, I presume they are likely to be intelligent.
• They do not judge others.
• They are critical thinkers.
• They have a sincere interest in the well-being of others.
• They are intellectually curious.
• They are able to delay gratification.
• They are consistent and reliable.
• They think before they speak.
• They are creative.
• They know how to give judiciously.
• They have a stable and realistic sense of who they are.
• They face their fears.
• They resonate with high-vibrational light energy.