Lao Tzu (6th and 5th Century BCE Chinese Daoist theologian/philosoper)
“The journey of a thousand miles begins with a single step.”
or (alternative translation):
“A journey of a thousand miles
Starts from beneath one’s feet.”
- From Lao Tzu’s Tao Te Ching (Book Two, LXIV), translated by D. C. Lau (Penguin Classics, 1963).