“Believe you can and you're halfway there.”
Theodore Roosevelt
This line presents life as a fundamental choice between engagement and emptiness. To call life a daring adventure is to embrace uncertainty, risk, and the unknown as necessary and even welcome parts of being alive. The alternative, framed simply as nothing at all, suggests that a life spent avoiding risk or clinging to safety is barely a life in the fullest sense. It is an invitation to step forward rather than hold back.
Helen Keller wrote this line in The Open Door, a collection of her personal reflections and essays. The sentiment is especially powerful given the extraordinary circumstances of her own life. Having lost both sight and hearing at a very young age, she had every reason the world might accept for retreating from experience. Instead, her writing consistently champions courage, curiosity, and the refusal to be defined by limitation. This line reflects that personal philosophy in its most concentrated form.
Helen Keller was an American author, activist, and lecturer born in 1880 in Alabama. After an illness in infancy left her deaf and blind, she learned to communicate with the help of her teacher Anne Sullivan, and she went on to become the first deafblind person to earn a Bachelor of Arts degree in the United States. She dedicated much of her life to advocacy for people with disabilities and other social causes, and she wrote several books and essays that have remained widely read.
“Believe you can and you're halfway there.”
Theodore Roosevelt
“Life is a long lesson in humility.”
James M. Barrie · The Little Minister
“To live is the rarest thing in the world. Most people exist, that is all.”
Oscar Wilde · The Soul of Man Under Socialism
“Life shrinks or expands in proportion to one's courage.”
Anaïs Nin
“Not how long, but how well you have lived is the main thing.”
Seneca · Letters to Lucilius
“The purpose of our lives is to be happy.”
Dalai Lama
“Life can only be understood backwards; but it must be lived forwards.”
Søren Kierkegaard
“Life is really simple, but we insist on making it complicated.”
Confucius
“The unexamined life is not worth living.”
Socrates · Plato's Apology
“Life is what happens to you while you're busy making other plans.”
John Lennon · Beautiful Boy, 1980
“In three words I can sum up everything I've learned about life: it goes on.”
Robert Frost
“I never said most of the things I said.”
Yogi Berra