Today (September 15) marks the first day of National Hispanic Heritage Month. Running 30 days, the observation started as a week in 1968, and former President Ronald Reagan expanded it to a full month 20 years later. It starts mid-month in homage to today’s independence days for Costa Rica, El Salvador, Guatemala, Honduras and Nicaragua.

Nevermind the trolls who are using the #HispanicHeritageMonth hashtag to tweet about building walls, Twitter users took to their timelines to kick off the observance of Latinx culture today—and the social media site rolled out a new heart emoji for the occasion. Here are some thoughtful and celebratory posts: