In truth, opinion may be taken for understanding; understanding cannot be taken for opinion. How so? Surely because opinion may be deceived; understanding cannot be. If it could, it would not be understanding but opinion. For true understanding has not only certain truth, but the knowledge of truth.

Surely it is much more generous to forgive and remember, than to forgive and forget.

Men know not the gold which lies in the mine of Christ Jesus, or surely they would dig in it night and day. They have not yet discovered the pearl of great price, or they would have sold their all to buy the field wherein it lies.

Prayer doesn't just change things - it changes us. If we are diligent in seeking God, slowly and surely we become better people.

So long as the system of competition in the production and exchange of the means of life goes on, the degradation of the arts will go on; and if that system is to last for ever, then art is doomed, and will surely die; that is to say, civilization will die.

And what, Socrates, is the food of the soul? Surely, I said, knowledge is the food of the soul.

It is surely harmful to souls to make it a heresy to believe what is proved.

Surely it is a magical thing for a handful of words, artfully arranged, to stop time. To conjure a place, a person, a situation, in all its specificity and dimensions. To affect us and alter us, as profoundly as real people and things do.

I will never say never. If it is God's plan, it will surely happen.

Our errors are surely not such awfully solemn things. In a world where we are so certain to incur them in spite of all our caution, a certain lightness of heart seems healthier than this excessive nervousness on their behalf.

The bravest are surely those who have the clearest vision of what is before them, glory and danger alike, and yet notwithstanding go out to meet it.

It is possible to demonstrate God's existence, although not a priori, yet a posteriori from some work of His more surely known to us.

Surely something resides in this heart that is not perishable - and life is more than a dream.

Property is surely a right of mankind as real as liberty.

Surely, I must at all times attempt to obey the law of the state. But when the will of God and the will of the state conflict, I am compelled to follow the will of God.

I didn't want to do anything my mother wanted me to do so surely I wasn't going to sing for her.

In the material sciences these are and have been, and are most surely likely to continue to be heroic days.

No society can surely be flourishing and happy, of which the far greater part of the members are poor and miserable.

If our era is the next Industrial Revolution, as many claim, AI is surely one of its driving forces.

Behind it all is surely an idea so simple, so beautiful, that when we grasp it - in a decade, a century, or a millennium - we will all say to each other, how could it have been otherwise? How could we have been so stupid?