Yes, there is power, but it's definitely NOT in words... however, on the other hand, Yes, there is power in words, but it's definitely NOT well, or even efficiently used by those who get hit by it. The power is misused, misdirected, misunderstood, and consequently humanity today is less evolved in certain important aspects than a hundred or five hundred or one thousand years ago. Today, this POWER that is everywhere, has become channeled into the wrong things, rather than into the most important thing - Awakening.
Now, before reading the rest of this... do the 'right thing', and take a five minute, or five second break, look away, and compose your OWN rendition, your OWN bit, discussing this notion... ...waiting... ... alrighty then...
There is absolutely NO difference - power-wise - in these two words, "hate", and "love" (or any other arbitrarily selected pair, trio, quartet, or whatever), no matter how they are used internally or externally. "I HATE YOU FRED" (expressed with scornful eyes, and harshly raised voice), is essentially (the essence of the phrase) identical to "I LOVE YOU MARY" (expressed with admiring eyes, and softly whispered voice), and if you don't immediately understand that, then you don't understand anything at all, about language - about words - and how it has been implanted in you at an early age (even before you could speak them intelligently, or use them meaningfully) by those who came before you, who were similarly implanted by those... etc., etc., etc., and how the language - words, and their "attachments"... attached meanings - has "grown and developed" for as long as you have been tending that
|That is your mind|
POWER is something that can and must be extracted from that which masks it, including words, phrases, ideas, concepts, either spoken or written. Power is everywhere, affecting everything all the time, and it's FREE and AVAILABLE to those "with a mind" to extract, refine, and store it.