When Mercury is in Capricorn, the speed of the intellect slows down, becomes more serious, rational and practical. Typically, we disperse a lot of intellectual energy mindlessly. When Mercury is in Capricorn the intellect slows down and focuses matters of consequence. Capricorn is ruled by Saturn, a planet of neutrality, just like Mercury. This shows meaningful progress can be made in a sensible and practical way. Also, given the nature of Capricorn to be ambitious and focused on long-term goals, Mercury brings skill, flexibility and curiosity to that process.
In addition, the heaviness of Capricorn benefits a great deal by the tumor and wit of Mercury. Also, language may become more precise and slow down here. Although, we may also feel our speech slowed down and may be insecure about our words.
Mercury in Capricorn – Video