Quote by Barbara Fredrickson

"The best time to plant a tree was 20 years ago. The second best time is now."

"Positivity is not about denying the negative. It's about noticing the positive."

"Love is the great beautifier."

"Your positivity can be a light for others when they're in darkness."

"Science helps us understand the world."

"I've witnessed the birth of science, and it continues to amaze me."

"I'm something of a scientist myself."

"The fusion process is self-sustaining now!"