精神一到何事か成らざらん
Meanings
1
where there is a will, there is a way
A classical proverb meaning that with focused determination, any goal can be achieved. The phrasing is literary and somewhat archaic; it is recognized as a set phrase rather than used in everyday conversation.
With the saying 'Where there is a will, there is a way' in his heart, he overcame the great challenge.