Warm

Definitions: (1) infused with feeling of loving kindness; affectionate; (2) strongly attached; intimate; (3) cordial or hearty <a warm welcome>; (4) animated; vigorous; (5) the ability to inspire with kindly feeling <warm to the idea>; affect with lively pleasure; (6) excited enthusiasm, contagious cheerfulness, attractive vitality; (7) to successfully approach a goal or find a solution <You’re getting warmer.>

Quotes:
• A warm smile is the universal language of kindness. — William Arthur Ward (1921–1994) American motivational writer
• Why there is one body in our System qualified to give light and heat to all the rest, I know no reason but because the Author of the System thought it convenient; and why there is but one body of this kind, I know no reason, but because one was sufficient to warm and enlighten all the rest. — Sir Isaac Newton (1642–1727) English polymath [eight disciplines]

Colors:
orange-brown, red

Symbol: the hearth