There is no reason why we shouldn't be able to split an infinitive, any more than we should forsake instant coffee and air travel because they weren't available to the Romans.
Bill BrysonOut of the thirty thousand types of edible plants thought to exist on Earth, just elevenโcorn, rice, wheat, potatoes, cassava, sorghum, millet, beans, barley, rye, and oatsโaccount for 93 percent of all that humans eat, and every one of them was first cultivated by our Neolithic ancestors.
Bill BrysonWhat this means in practice is that if you are not a born worrier you have nothing to worry about (though of course you wouldn't be worrying anyway), whereas if you are a worrier by nature there is absolutely nothing you can do about it, so you may as well stop worrying, except of course you can't.
Bill BrysonOpen your refrigerator door, and you summon forth more light than the total amount enjoyed by most households in the 18th century. The world at night, for much of history, was a very dark place, indeed.
Bill Bryson