Aries opens the zodiac year. In the Northern Hemisphere the sign starts at the spring equinox, the point where daylight overtakes night, and that timing sets the tone for everything that follows: this is a cardinal fire sign, built to start things rather than maintain them. Where a fixed sign digs in and a mutable sign adapts, Aries initiates. It's the decision made before the meeting ends, the hand that goes up first.
Mars rules the sign, and Mars in the birth chart tends to show up as directness. People with strong Aries placements say what they're thinking close to the moment they think it, without much editing for the room. That reads as refreshing in a crisis and abrasive in a debate about paint colours. Competitiveness runs under most of it, even in low-stakes settings: a card game, a queue, a group project nobody else cares about winning.
The temper is real but short. Aries anger tends to arrive fast, burn hot, and clear within the hour, which confuses people used to grudges that last. What doesn't clear as quickly is boredom. Routine wears on this sign faster than conflict does.