The world has lost an icon when beloved Marvel Comics writer, creator and movie cameo extraordinaire Stan Lee passed away at the age of 95.

Many of Marvel’s finest decided to share their thoughts and feelings through social media. Here are what some of them have said:

Chris Evans:

Tom Holland

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How many millions of us are indebted to this guy, none more so than me. The father of Marvel has made so many people so incredibly happy. What a life and what a thing to have achieved. Rest in peace Stan

A post shared by ✌️ (@tomholland2013) on Nov 12, 2018 at 11:54am PST

Robert Downey JR

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I owe it all to you,,, Rest In Peace Stan… #MCU #Excelsior #legend #rip #stanlee #TeamStark ( ? @jimmy_rich )

A post shared by Robert Downey Jr. (@robertdowneyjr) on Nov 12, 2018 at 11:26am PST

Hugh Jackman

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We’ve lost a creative genius. Stan Lee was a pioneering force in the superhero universe. I’m proud to have been a small part of his legacy and …. to have helped bring one of his characters to life. #StanLee #wolverine

A post shared by Hugh Jackman (@thehughjackman) on Nov 12, 2018 at 11:52am PST

Tom Hardy

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With the greatest of respect ❤️

A post shared by Tom Hardy (@tomhardy) on Nov 12, 2018 at 11:58am PST

Sebastian Stan

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Thank you great legend. You will be missed. I wouldn’t be here without you. ❤️??❤️

A post shared by Sebastian Stan (@imsebastianstan) on Nov 12, 2018 at 11:43am PST

Lou Ferrigno

Not enough kind words to post about my dear friend @TheRealStanLee
My life wouldn’t be the same without his incredible talent as a creator, storyteller and friend ??

Rest In Peace Stan. You’ll be missed.
.#legend #hulk #stanlee #rip pic.twitter.com/9XU45GHCnq

— Lou Ferrigno (@LouFerrigno) November 12, 2018