Intelligence is the ability to solve problems.. Yuval Noah Harari Quotes

Intelligence is the ability to solve problems, and consciousness is the ability to feel things and has subjective experiences.

@Fokhrul Islam Your general intelligence is your ability to reason, problem-solve, decide, learn & act efficiently & successfully in the pursuit of your valued goals. There are different elements in this definition of intelligence: problem-solving, reasoning, decision-making, learning, and successful goal-pursuit.