![CAL International 님의 트위터: "We love this engineering quote from Thomas Edison 👌 Perseverance and failure is necessary for success 👏 #fridaymotivation #engineering #engineeringquote #motivation #thomasedison #design #lightbulb #motivationalquotes ... CAL International 님의 트위터: "We love this engineering quote from Thomas Edison 👌 Perseverance and failure is necessary for success 👏 #fridaymotivation #engineering #engineeringquote #motivation #thomasedison #design #lightbulb #motivationalquotes ...](https://pbs.twimg.com/media/E6_fBQwXoAgM1zw.jpg:large)
CAL International 님의 트위터: "We love this engineering quote from Thomas Edison 👌 Perseverance and failure is necessary for success 👏 #fridaymotivation #engineering #engineeringquote #motivation #thomasedison #design #lightbulb #motivationalquotes ...
InspiringStories - Thomas Alva Edison tried 10,000 different materials before he found right one for the electric light bulb filament. But the great inventor said about that "I have not failed. I've
![BT Young Scientist on Twitter: "Edison made 1,000 unsuccessful attempts at inventing the light bulb. When a reporter asked, "How did it feel to fail 1,000 times? https://t.co/48gdbgY6hl" / Twitter BT Young Scientist on Twitter: "Edison made 1,000 unsuccessful attempts at inventing the light bulb. When a reporter asked, "How did it feel to fail 1,000 times? https://t.co/48gdbgY6hl" / Twitter](https://pbs.twimg.com/media/DCW9QHfXoAAqmC_.jpg)