"There is nothing in the mind which was not first in some manner in the senses."

Latin

nothing in understanding unless first in sense?


That is an exact translation, a liberal translation might read:


"Nothing can be understood until it is sensed."

or

"Nothing can be known until it is seen."

or

"Seeing is believing."

"Nihil nisi verum" is Latin for "nothing but the truth." It emphasizes the importance of honesty and truthfulness in all aspects of life, urging individuals to always seek and adhere to the truth.

Nothing if not to be